Dillon city, Montana
Official LSAD Designation: Dillon city • Census GEOID: 3020800
• Beaverhead County
Dillon city is an incorporated city in Beaverhead County, Montana. According to official records from the Census (2025), Dillon city had an estimated population of 4,271 residents. Official Census Bureau geographic records classify this community under LSAD designation Dillon city (GEOID 3020800).
Local Government Administration U.S. Census Bureau GMAF
City Of Dillon
Municipal
Official Title:
City Clerk
Address:
125 N IDAHO ST, DILLON MT 59725-2616
County Of Beaverhead
County
Official Title:
Commission Chairman
Address:
2 S PACIFIC ST, STE 4, DILLON MT 59725-2799
Civic & Statistical Snapshot
| Category | Estimate | Survey Period / Source |
|---|---|---|
| Total Population | 4,271 | 2025 |
| Median Household Income | $61,134 | 2020-2024 |
| Median Home Value | $256,700 | 2020-2024 |
| Land Area | 1.98 sq mi | Gazetteer (2026) |
| Civic & Public Services | Hospitals, Libraries, Colleges | CMS / IMLS / IPEDS |
| Schools & Districts | NCES Directory Listings | Provided by k12guides.com |
| Nearby Airports | Landing Facilities | Provided by airport-data.com |
| Climate & Weather | NOAA 30-Year Normals | 1991–2020 |
Source: U.S. Census Bureau (PEP, ACS 5-Year).